sometimes,, you can have an odtuse angle 85 degrees and acute 23 degrees which is a total 108 degrees.
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No. In fact, they never are. A right angle by definition is 90 degrees. An obtuse angle is any degree greater than 90. In order for two angles to be supplementary, they must equal 180 degrees. Because an obtuse angle is always greater than 90 degrees, and a right angle is always 90 degrees, an obtuse angle and a right angle can never be supplementary.
Yes, unless they are both right angles.
no
No, because if there is on obtuse angle the triangle will always be obtuse.
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